Revert "glib2: update to 2.78.4"

So that we have a working ModemManager again and can look at the problem
revert the update to version 2.78.4 for now.

Signed-off-by: Florian Eckert <fe@dev.tdt.de>

This reverts commit 08c7b0dfca.

libs/glib2/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=glib2
-PKG_VERSION:=2.78.4
-PKG_RELEASE:=1
+PKG_VERSION:=2.74.0
+PKG_RELEASE:=5
 
 PKG_SOURCE:=glib-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@GNOME/glib/$(basename $(PKG_VERSION))
-PKG_HASH:=24b8e0672dca120cc32d394bccb85844e732e04fe75d18bb0573b2dbc7548f63
+PKG_HASH:=3652c7f072d7b031a6b5edd623f77ebc5dcd2ae698598abcc89ff39ca75add30
 
 PKG_MAINTAINER:=Peter Wagner <tripolar@gmx.at>
 PKG_LICENSE:=LGPL-2.1-or-later
@@ -38,7 +38,7 @@ define Package/glib2
   CATEGORY:=Libraries
   DEPENDS:=$(ICONV_DEPENDS) $(INTL_DEPENDS) +zlib +libpthread +libffi +libattr +libpcre2
   TITLE:=glib 2.0
-  URL:=https://www.gtk.org/
+  URL:=http://www.gtk.org/
 endef
 
 define Package/glib2/description
@@ -48,8 +48,16 @@ endef
 COMP_ARGS= \
 	-Dselinux=disabled \
 	-Dlibmount=disabled \
+	-Dman=false \
+	-Ddtrace=false \
+	-Dsystemtap=false \
+	-Dsysprof=disabled \
+	-Dgtk_doc=false \
+	-Dbsymbolic_functions=true \
 	-Dforce_posix_threads=true \
 	-Dtests=false \
+	-Dinstalled_tests=false \
+	-Doss_fuzz=disabled \
 	-Dglib_debug=disabled \
 	-Dglib_assert=false \
 	-Dglib_checks=true \

libs/glib2/patches/006-c99.patch

@@ -1,6 +1,6 @@
 --- a/meson.build
 +++ b/meson.build
-@@ -1118,7 +1118,7 @@ if host_system == 'windows' and (cc.get_
+@@ -1045,7 +1045,7 @@ if host_system == 'windows' and (cc.get_
    glib_conf.set('HAVE_C99_SNPRINTF', false)
    glib_conf.set('HAVE_C99_VSNPRINTF', false)
    glib_conf.set('HAVE_UNIX98_PRINTF', false)

libs/glib2/patches/010-pcre.patch

@@ -1,10 +1,10 @@
 --- a/glib/meson.build
 +++ b/glib/meson.build
-@@ -402,6 +402,7 @@ pcre2_static_args = []
+@@ -365,6 +365,7 @@ pcre2_static_args = []
  
  if use_pcre2_static_flag
    pcre2_static_args = ['-DPCRE2_STATIC']
 +  pcre2 = pcre2.as_link_whole()
  endif
  
- glib_c_args = ['-DG_LOG_DOMAIN="GLib"'] + glib_c_args_internal + pcre2_static_args
+ glib_c_args = ['-DG_LOG_DOMAIN="GLib"', '-DGLIB_COMPILATION'] + pcre2_static_args + glib_hidden_visibility_args

libs/glib2/patches/020-locale.patch

@@ -0,0 +1,24 @@
+From ebcc3c01db27b79af38b42c3c52a79d0225f744c Mon Sep 17 00:00:00 2001
+From: Seungha Yang <seungha@centricular.com>
+Date: Sun, 14 Aug 2022 04:56:20 +0900
+Subject: [PATCH] glib-mkenums: Specify output encoding as UTF-8 explicitly for
+ non-English locale
+
+Fixup regression introduced by
+https://gitlab.gnome.org/GNOME/glib/-/merge_requests/2797
+---
+ gobject/glib-mkenums.in | 3 +++
+ 1 file changed, 3 insertions(+)
+
+--- a/gobject/glib-mkenums.in
++++ b/gobject/glib-mkenums.in
+@@ -19,6 +19,9 @@ import errno
+ import codecs
+ import locale
+ 
++# Non-english locale systems might complain to unrecognized character
++sys.stdout = io.TextIOWrapper(sys.stdout.detach(), encoding='utf-8')
++
+ VERSION_STR = '''glib-mkenums version @VERSION@
+ glib-mkenums comes with ABSOLUTELY NO WARRANTY.
+ You may redistribute copies of glib-mkenums under the terms of